Chapter 13, Section 3: GDP and Population

What is the current life expectancy in the U.S?

Population in the U.S.1. Counting the population

- census: official count of all ppl.; ev. 10 years

Census Bureau: urban and rural pop.

Population (cond) 2. Historical Growth- pop. has grown, but there has been a steady

decline- Smaller households (avg. household is 2.11

children)

Population (Continued) 3. Regional Changes1970s migration to South and West (Figure 13.6)

WHY?? Weather, new industries 4. Center of Population: point where the country

would balance if it could be laid flat and all the people weighed the same 1790: Baltimore, Maryland2000: Edgar Springs, Missouri2010: Plato Missouri

Projected Population Trends 1. Factors Affecting Population Growtha. Fertility rate: amount of children a

woman will give birth to in her lifetimeb. Life expectancy Today: 78.74 years 2050: 82.1 yearsc. Net immigration: the net change in pop.

caused by people moving into and out of the country

Population Trends (cond) 2. Projections by Age and Gendera. Baby boomers (1946-1964) make up majority

of popb. Women tend to outlive menc. Population Pyramid: bar graph showing the

breakdown of population of age by gender and age

a. See pg. 360: Figure 13.7 (2002)